197166382 has 16 divisors (see below), whose sum is σ = 355789440. Its totient is φ = 80052408.

The previous prime is 197166367. The next prime is 197166407. The reversal of 197166382 is 283661791.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370348 + ... + 370879.

It is an arithmetic number, because the mean of its divisors is an integer number (22236840).

Almost surely, 2^197166382 is an apocalyptic number.

197166382 is a deficient number, since it is larger than the sum of its proper divisors (158623058).

197166382 is a wasteful number, since it uses less digits than its factorization.

197166382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741255.

The product of its digits is 108864, while the sum is 43.

The square root of 197166382 is about 14041.5947100036. The cubic root of 197166382 is about 582.0285508523.

The spelling of 197166382 in words is "one hundred ninety-seven million, one hundred sixty-six thousand, three hundred eighty-two".